Block Diagram Audio - Philips 32PF9968/10 Service Manual

Block Diagrams, Test Point Overview, and Waveforms

Block Diagram Audio

AUDIO
B03A TUNER IF & DEMODULATOR
1101
TD1316AF/IHP
8
MAIN
IF_OUT1
TUNER
(HYBRID)
2
RF_AGC
7111
12
14
13
DVB_SW
11
B04A B04A
B03B DVB-DEMODULATOR
B03C DVB-COMMON INTERFACE
7K00
7F01
STV0700L
TDA10046AHT
62 PCMCIA
61 CONTROLLER
COFDM
2
ADC
CHANNEL
DECODER
TDA_DAT(0-7)
TS
INTERFACE
B06B
1K00
A_MDO(0-7)
2x SCART
PCMCIA 68P
A_MDO(0-7)
CONDITIONAL
ACCESS
D SIDE FACING SIDE AV
EXT3
B06A
YPBPR &REAR IO
EXT4
B06C
HDMI
RXxxA
RXxxB
2x HDMI
CONNECTOR
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LC7.2E PA 6.
7113
TDA9886T/V4
1102
5 VIF1 1 VIF1
1
IF-ATV
2 VIF2
4 VIF2
1103
1 5 SIF1 23 SIF1
RF_AGC_IBO
B03B
4 SIF2 24 SIF2
TAGC
RF_AGC 14
7109
12
SAW_SW
B03D DVB-MOJO
7G00
PNX8314HS/C102
MOJO
202 MOJO_I2S_OUT_SD
203 MOJO_I2S_OUT_SCK
TS_DATA(0-7)
(TS) (AV)
MOJO_I2S_OUT_WS
204
I0 - SCART 1 & 2
SC1_AUDIO _MUTE_R
1504
B06D
1 SC1_AUDIO _OUT_R
2 SC1_AUDIO_IN_R
1 3 SC1_AUDIO _OUT_L
6 SC1_AUDIO_IN_L
SC1_AUDIO _MUTE_L
B06D
EXT1
1506 SC2_AUDIO _MUTE_R
B06D
1 SC2_AUDIO _OUT_R
2 SC2_AUDIO_IN_R
3
SC1_AUDIO _OUT_L
21
6 SC2_AUDIO_IN_L
SC2_AUDIO _MUTE_L
B06D
EXT2
B04A MICROPROCESSOR
1302
1304 1304
6 6 SIDE_AUDIO_IN_L_CON
L_FRONT_IN
AUDIO
L/R IN 8
R_FRONT_IN 8 SIDE_AUDIO_IN_R_CON
1615
COMP_AUDIO_IN_L COMP_AUDIO_IN_L
AUDIO
L/R IN
COMP_AUDIO_IN_R COMP_AUDIO_IN_R
7810
7817
SII9025CTU UDA1334ATS/N2
+ AUDIO
RX2
- DAC
HDMI
HDMI_I2S_SCK 1 14 HDMI_AUDIO_IN_L
+ 86
SCK BCK VOUTL
RX1
-
85 HDNI_I2S_WS 2
WS WS
HDMI_AUDIO_IN_R
+ 16
84 HDMI_I2S_SD 3
VOUTR
RX0 SD0 DATAI
-
+
RXC 77 8
MUTE
- MUTE
28
AUDIO
B07
+5VS
DEMODULATOR
SUPPLY
CVBS
SOUND TRAPS
VIF-PLL
4.5 to 6.5 Mhz
SINGLE REFERENCE QSS MIXER
SIOMAD 12
INTERCARRIER MIXER AND
AM-DEMODULATOR
MAD
SIF AGC
I2C-BUS TRANSCEIVER
TUNER AGC VIF AGC
B04C AUDIO PROCESSOR
7411
MSP4450P-VK-E8 000 Y
SIF 50
ANA-IN1+
27
DACM-L
7
DA1 26
DACM-R
4
CL
SOUND
5
WS
PROCESSOR
67
XTALIN
12
13
68 SUPPLY
+5V_D
1411 XTALOUT
18M432
39
+8V
36
SC1-OUT-R
38
+5V_AUD
53
SC1-IN-R
40
37
SC1-OUT-L
54
SC1-IN-L
HEADPHONE AMP & MUTING
B06D
33
SC2-OUT-R
53
SC2-IN-R
34
SC2-OUT-L
52
SC2-IN-L
24 HP_AUDIO_OUT_L
DACA-L
HP_AUDIO_OUT_R
23
DACA-R
B04A
48
SC4-IN-L
49
SC4-IN-R
POWER_DOWN
B04A
B04A
B04A
50
SC3-IN-L
51
SC3-IN-R
57
SC5-IN-L
58
SC5-IN-R
7A01
TDA8932T/N1
3A03
AUDIO-LS_L
9
3A11
AUDIO-LS_R 1
CLASS D
POWER
AMPLIFIER
3A19
STANDBYn
6
B04A
3A26
ENGAGE
5
DC_PROT
B04A
MICRO SIDE FACING SIDE AV
B04A D
PROCESSOR
7901
1304
1304
HP_LOUT 10 10 HEAD_PH_L
HP_ROUT 11 11 HEAD_PH_R
SC1_AUDIO _MUTE_R
ANTI_PLOP
SC1_AUDIO _MUTE_L
MUTING
B06B
SC2_AUDIO _MUTE_R
SC2_AUDIO _MUTE_L
STANDBY
CONTROL
MUTEn
1735
5A03
1
27
LEFT
SPEAKER
2
3
RIGHT
5A04 SPEAKER
4
22
7A05÷7A07
DC-DETECTION
2
3
5
HEADPHONE
EXT3
G_16860_037.eps
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